#3A203F

#3A203F

Color Values

HEX

#3A203F

RGB

58, 32, 63

HSL

290.3, 32.6%, 18.6%

HSV

290.3, 49.2%, 24.7%

CMYK

7.9%, 49.2%, 0.0%, 75.3%

OKLCH

0.2917 0.0643 321.0

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#3A203F

#253F20

Analogous

#2A203F

#3F2034

#3A203F

Triadic

#3A203F

#3F3A20

#203F3A

Split Complementary

#3A203F

#343F20

#203F2A

Tetradic

#3A203F

#3F2A20

#253F20

#20343F

Color Blindness Simulation

Original

#3A203F

Protanopia

#2F2F38

Deuteranopia

#303236

Tritanopia

#393230

Achromatopsia

#282828

CSS Usage

background-color: #3A203F;
color: #3A203F;
border-color: #3A203F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F9F5F9
100
#F0E8F2
200
#E3D0E7
300
#CFAED6
400
#B582BF
500
#9C56A9
600
#7D4587
700
#64376C
800
#4E2B55
900
#3A223F
950
#251628

Contrast Checker

Text on white

14.4:1

AA Pass AAA Pass

Text on black

1.46:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026